Extreme Ocean Phenomena In 2019 May Have Set Australia Up For The Fires That Ravaged The Country Study Finds
Researchers writing in Nature studied the changes in the Indian Ocean Dipole (IOD) since 1240 CE. The phenomenon refers to differences in temperature between the Indian Ocean’s two “poles”—the Arabian Sea in the west and the Indian Ocean south of Indonesia in the east. The IOD cycles through three phases: “positive,” “negative,” and “neutral.” Positive phases are caused by warmer water in the west and cooler water in the east....